package com.prp.db.idao;

import java.util.List;

import com.prp.db.po.Grade;

public interface IGradeDAO {
	public void save(Grade transientInstance);

	public void delete(Grade persistentInstance);

	public Grade findById(java.lang.Integer id);

	public List findByExample(Grade instance);

	public List findByProperty(String propertyName, Object value);

	public List findByGradeYear(Object gradeYear);

	public List findAll();

	public Grade merge(Grade detachedInstance);

	public void attachDirty(Grade instance);

	public void attachClean(Grade instance);

}
